| Kempston to Opole | 798.69 mi (1,285.36 km) |
| Kempston to Orzesze | 842.89 mi (1,356.50 km) |
| Kempston to Osowa | 797.29 mi (1,283.12 km) |
| Kempston to Ostroda | 856.71 mi (1,378.75 km) |
| Kempston to Ostroleka | 924.77 mi (1,488.28 km) |
| Kempston to Ostrow Mazowiecka | 940.34 mi (1,513.33 km) |
| Kempston to Ostrow Wielkopolski | 779.66 mi (1,254.74 km) |
| Kempston to Ostrowiec Swietokrzyski | 941.26 mi (1,514.80 km) |
| Kempston to Ostrzeszow | 787.44 mi (1,267.26 km) |
| Kempston to Oswiecim | 865.13 mi (1,392.29 km) |
| Kempston to Otwock | 919.93 mi (1,480.48 km) |
| Kempston to Ozarow Mazowiecki | 899.36 mi (1,447.37 km) |
| Kempston to Ozimek | 810.45 mi (1,304.29 km) |
| Kempston to Ozorkow | 838.11 mi (1,348.81 km) |
| Kempston to Pabianice | 845.85 mi (1,361.26 km) |
